Year	Number of Firms
1992-01-01	48
1997-01-01	63
2002-01-01	59
2003-01-01	66
2004-01-01	72
2005-01-01	78
2006-01-01	82
2007-01-01	86
2008-01-01	82
2009-01-01	81
2010-01-01	65
2011-01-01	70
2012-01-01	71
2013-01-01	68
2014-01-01	73
2015-01-01	71
2016-01-01	68